convert directory to lowercase
port over article http://brett.is/writing/about/third-party-tracking-pixels
port over article http://brett.is/writing/about/generator-pipelines-in-python/
some template tweaks
archive.jade -> add Home link, untabify
article.jade -> s/Back Home/Home/
index.jade -> s/Next Page/Older/
shorten bottom margin on header
make avatar a little more inline
tighten things up a bit